// Copyright (C) 2015 André Bargull. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.

/*---
description: B.1.4 is not applied for Unicode RegExp - Invalid control escape sequences
info: |
    The compatibility extensions defined in B.1.4 Regular Expressions Patterns
    are not applied for Unicode RegExp.
    Tested extension: "IdentityEscape[U] :: [~U] SourceCharacter but not c"
es6id: 21.1.2
---*/

function Test() {
    function isAlpha(c) {
      return ("A" <= c && c <= "Z") || ("a" <= c && c <= "z");
    }


// "c ControlLetter" sequence in AtomEscape.
//
// AtomEscape[U] :: CharacterEscape[?U]
// CharacterEscape[U] :: c ControlLetter
    assert.throws(SyntaxError, function() { RegExp("\\c", "u"); });
    for (var cu = 0x00; cu <= 0x7f; ++cu) {
      var s = String.fromCharCode(cu);
      if (!isAlpha(s)) {
        assert.throws(SyntaxError, function() {
          RegExp("\\c" + s, "u");
        }, "ControlLetter escape in AtomEscape: '" + s + "'");
      }
    }


// "c ControlLetter" sequence in ClassEscape.
//
// ClassEscape[U] :: CharacterEscape[?U]
// CharacterEscape[U] :: c ControlLetter
    assert.throws(SyntaxError, function() { RegExp("[\\c]", "u"); });
    for (var cu = 0x00; cu <= 0x7f; ++cu) {
      var s = String.fromCharCode(cu);
      if (!isAlpha(s)) {
        assert.throws(SyntaxError, function() {
          RegExp("[\\c" + s + "]", "u");
        }, "ControlLetter escape in ClassEscape: '" + s + "'");
      }
    }
}

// preheat
const NUMBER_OF_PREHEAT = 1;
for (let i = 0; i < NUMBER_OF_PREHEAT; i++) {
    Test();
}

ArkTools.jitCompileAsync(Test);
assert.sameValue(ArkTools.waitJitCompileFinish(Test), true, '[JIT] JIT disabled.');

// test
const NUMBER_OF_TEST = 1; // or 2
for (let i = 0; i < NUMBER_OF_PREHEAT; i++) {
    Test();
}
